In this video, I guide you through the step-by-step installation process of a central air conditioning system. This includes unboxing the air handler, disconnecting refrigerant lines, and removing an ...

Equipment placement is an important consideration for the overall success of a walk-in cooler or freezer installation. The location of the condensing unit and evaporator must be evaluated thoroughly.

This column is part of a series for the Design special report of The New York Times. Readers are invited to send questions to designadvice@nytimes.com. I would like to install central air-conditioning ...